# algebra

posted by
**jj** on
.

if x is a x real number what is the sum of x and the opposite of x

a-1

b-0

c:-x

d- x+1/x

posted by
**jj** on
.

if x is a x real number what is the sum of x and the opposite of x

a-1

b-0

c:-x

d- x+1/x